Home / 69,942.11-104,929.55-27,824.58

Finding the Fourth Proportional to 69,942.11, 104,929.55 and 27,824.58

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Solution

The fourth proportional to 69,942.11, 104,929.55 and 27,824.58 is: 41,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,942.11 : 104,929.55 = 27,824.58 : x
  2. Step 2: Convert to fraction form
    69,942.11/104,929.55 = 27,824.58/x
  3. Step 3: Cross multiply
    69,942.11x = 104,929.55 × 27,824.58
  4. Step 4: Simplify right side
    69,942.11x = 2,919,620,519.22
  5. Step 5: Solve for x
    x = 2,919,620,519.22/69,942.11
  6. Step 6: Final answer
    x = 41,743.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.